GSK4028

This product is for research use only, not for human use. We do not sell to patients.

GSK4028
For small sizes, please check our retail website as below: www.invivochem.com
Size Price Stock
100mg$2850Check With Us
200mg$4275Check With Us
500mg$7210Check With Us

Cat #: V3545 CAS #: 2079886-19-2 Purity ≥ 98%

Description: GSK4028 is the enantiomeric isomer and a negative control of GSK4027, which is a PCAF/GCN5 bromodomain chemical probe, the pIC50 of GSK4028 is 4.9 in a time-resolved fluorescence resonance energy transfer (TR-FRET) assay.

References: Humphreys PG, et al. Discovery of a Potent, Cell Penetrant, and Selective p300/CBP-Associated Factor (PCAF)/General Control Nonderepressible 5 (GCN5) Bromodomain Chemical Probe. J Med Chem. 2017 Jan 26;60(2):695-709.

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Product Promise

Promise
Molecular Weight (MW)377.28
Molecular FormulaC₁₇H₂₁BrN₄O
CAS No.2079886-19-2
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
SynonymsGSK4028
ProtocolIn VitroGSK4028 is the enantiomeric negative control of GSK4027, which is a PCAF/GCN5 bromodomain chemical probe, the pIC50 of GSK4028 is 4.9. GSK4028 also demonstrates potency toward BRD4 BD1 and BRD9 inTR-FRET assay with pIC50s of <4.3 and 4.5±0.13, respectively.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM2.6506 mL13.2528 mL26.5055 mL53.0110 mL
5mM0.5301 mL2.6506 mL5.3011 mL10.6022 mL
10mM0.2651 mL1.3253 mL2.6506 mL5.3011 mL
20mM0.1325 mL0.6626 mL1.3253 mL2.6506 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid concentration mg/mL) ,Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation: Take µL DMSO master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
  • (2) Be sure to add the solvent(s) in order.